Seiko Cal. 6691 - 257

Seiko 6691-257

This Automatic model from 1968 features a 41mm Titanium case. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4b54b833da2c]

Also known as: Pogue, Crown

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
41mm
Case Thickness
8.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
140m
Dial Color
White
Jewels
21j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1968

Related Models

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